Could we find alien technology embedded in moon dust?

Scientists propose examining lunar soil for tiny engineered particles that could preserve evidence of civilizations long since vanished.

Microscopic bits of alien tech on the moon? As scientists searched for intelligent extraterrestrial life — i.e., aliens — they’ve focused on a short list of standard possibilities. In other words, ...

If ancient alien explorers ever traipsed through Earth's cosmic neighborhood, could it be possible they left behind some ...